1.spring framework核心架构体系：http://www.uml.org.cn/zjjs/2019052413.asp
2.spring 简介：https://www.cnblogs.com/wmyskxz/p/8820371.html
3.spring bean后置处理器BeanPostProcessor：https://blog.csdn.net/qq_17768279/article/details/102610136
- applicationcontextinitializer:
https://www.cnblogs.com/hello-shf/p/10987360.html
https://www.cnblogs.com/duanxz/p/11239291.html
- configurableapplicationcontext
https://blog.csdn.net/AnY11/article/details/83896902
https://www.cnblogs.com/sharpest/p/10885820.html
- BeanFactoryPostProcessor:BeanFactory后置处理器
https://blog.csdn.net/boling_cavalry/article/details/82083889非常好的一篇文章
- beandefinitionregistry
https://blog.csdn.net/f641385712/article/details/89518940
- beandefinitionbuilder
https://blog.csdn.net/liuyueyi25/article/details/83244255非常好的一篇文章
- beandefinitionholder
https://blog.csdn.net/cgsyck/article/details/88880196
4.spring boot动态注册bean
https://blog.csdn.net/liuyueyi25/article/details/83244255
https://zhuanlan.zhihu.com/p/30590254
5.spring beans源码解读：https://www.cnblogs.com/davidwang456/p/4213652.html